================
@@ -664,11 +664,22 @@ StmtResult Sema::ActOnGCCAsmStmt(SourceLocation AsmLoc,
bool IsSimple,
SmallerValueMentioned |= OutSize < InSize;
}
+ // If the input is an integer register while the output is floating point,
+ // there is no way they can work together.
+ bool FPBoundToInt = false;
+ if (InputDomain != AD_FP && OutputDomain == AD_FP) {
+ FPBoundToInt = true;
+ }
+ if (InputDomain == AD_FP && OutputDomain != AD_FP) {
+ FPBoundToInt = true;
+ }
----------------
AdUhTkJm wrote:
I think this might be clearer than expressions like `(InputDomain == AD_FP) ^
(OutputDomain == AD_FP)`. By the way the previous parts uses "Tied", so I think
I'd change it this way.
https://github.com/llvm/llvm-project/pull/119098
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